57A267

View detailed technical data, stock status, and sourcing information for: 57A267
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-318-0940

Item Name Code

20311

Assigment Date

01/01/1963 (63 years ago)

A length of nonmetallic hose with fittings on one or both ends. For items without fittings, see hose, nonmetallic. Excludes:hose assembly, air duct; and hose assembly, air duct, air breathing.

2.750 inches nominal outside diameter, right-hand 2nd end thread direction, right-hand 1st end thread direction, round cross-sectional shape style, 2.000 inches nominal inside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: round
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 2.000 inches nominal
Outside Diameter: 2.750 inches nominal
Connection Style: swivel nut, gasket seal 1st end
Connection Style: plain 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
End Fitting Component And Material: complete fitting copper alloy all ends
Connection Type: threaded external hose 2nd end
Connection Type: threaded internal hose 1st end
Burst Test Pressure: 300.0 pounds per square inch
Layer Composition And Location: 1st layer rubber impregnated fabric and 2nd layer rubber impregnated fabric and 3rd layer spirally laid steel wire and 4th layer rubber impregnated fabric and outer layer molded rubber
Nominal Thread Size: 2.000 inches 1st end
Nominal Thread Size: 2.000 inches 2nd end
Hydrostatic Test Pressure: 100.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 120.000 inches nominal overall
Special Features: inner conveying tube material-rubber, synthetic
Media For Which Designed: water, fresh single response
Thread Series Designator: npsh 1st end
Thread Series Designator: npsh 2nd end
Specification/Standard Data: 81348-zz-h-561 government specification
Nondefinitive Spec/Std Data: 1 type and b style and b grade and 2 class

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4720-00-202-7220	No Name Available	10/01/1981

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
2301327	Nonmetallic Hose Assembly
4720003180940	Nonmetallic Hose Assembly
57A267	Nonmetallic Hose Assembly
741E17	Nonmetallic Hose Assembly
8330011	Nonmetallic Hose Assembly
AA59566-BB202010F	Nonmetallic Hose Assembly

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4720-00-318-0940?

The FSCG of the NSN 4720-00-318-0940 is 4720

Does NSN 4720-00-318-0940 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4720-00-318-0940 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-318-0940 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4720-00-318-0940 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963